Features:[Clear Cover]With a protective cover design to prevent food from splashing around.[Stainless Steel Blades]Durable stainless steel blades grind coffee beans and spices with ease.[Easy to Use]Just put the coffee beans in and press the button to start the coffee grinder machine, control grinding time to adjust the coarseness.[Easy to Cleaning]The spice grinder is easy to cleaning with water but as the blade is sharp, please Do NOT touch the blade with your hand or fingers while cleaning.[Widely Applicable]This grinding machine not only can be used to grind coffee beans but can grind spice, herb, nuts, grains, corns, salt, etc.